Hi Lisa,
The April hours can be found at
www.disneyworld.com click on plan then on park hours, just input your travel dates and it will bring them up.
The extra magic hours scheduled for 4th to 10th April are -
Saturday 4th April - 8-9 am Disney's Hollywood Studios (DHS)
Sunday 5th April - 8-9 am Epcot and 11 pm-2 am Magic Kingdom (MK)
Monday 6th April - 8-9 am DHS and 7-10 pm Animal Kingdom (AK)
Tuesday 7th April - 8-9 am MK and 9 pm - midnight Epcot
Wednesday 8th April - 7-8 am AK and 10 pm - 1 am DHS
Thursday 9th April - 8-9 am MK, 9 pm - midnight Epcot and 8-9 am Blizzard Beach
Friday 10th April - 8-9 am DHS and 11 pm - 2 am MK
Have a great trip,
Jo